Merge pull request #1167 from shirou/feature/bump_min_version_to_1_16

change minimum version to 1.16 on README

Author: shirou

README.md

@@ -96,7 +96,7 @@ see http://godoc.org/github.com/shirou/gopsutil
 
 ## Requirements
 
-- go1.11 or above is required.
+- go1.16 or above is required.
 
 ## More Info